SeamStitch Polyurethane Caulk
Membrane Roofing / Fluid Applied Roofing / Elastomeric Roof Coating - 075600
Product Name
SeamStitch Polyurethane Caulk
Manufacturer
Lexis Coatings LLC
6460 Hwy 92 Ste 100
Acworth, GA 30102
United States
6460 Hwy 92 Ste 100
Acworth, GA 30102
United States

Product Description
SeamStitch Polyurethane Caulk is a silver, solvent-based brush grade polyurethane caulk. Seals sheet metal fasteners, seams, laps and flashings prior to the application of elastomeric roof coatings.
- Caulking and sealing sheet metal fasteners, seams, laps and flashings prior to the application of roof coatings.
- Patching concrete, brick and masonry.
- Filling gaps in sidings and framed openings.
- Excellent roof sealant for small roof repair jobs.
- Excellent elongation and tensile strength.
- Excellent weatherability and UV resistance.
- Highly flexible over a wide temperature range.
- Superior adhesion to various substrates.
- Withstands ponding conditions in low slope roofs.
Technical Data
See table on the following page.
Installation
- Ready to use. Thinning is not necessary. Mix well before using.
- Roof must be clean, dry and free of any oil, grease, dirt or loosely adhered coating. Bare surfaces must be prepared and checked for compatibility.
- Follow our roof restoration procedures and always perform an adhesion test.
- Equipment: putty knife, bulk loader.
Availability and Cost
This product is available directly from Lexis Coatings and our authorized distributors.
Warranty
On pre-qualified and registered applications completed by Lexis-approved contractors, long term warranties are available. Contact Lexis Coatings for warranty information.
Maintenance
Read our Care and Maintenance Guidelines.
Technical Services
Contact Lexis Coatings for technical support.
Filing Services
Additional product information is available from Lexis Coatings.
Technical Data
Property | Value | Method |
---|---|---|
Application Temperature | 45°F (and rising) - 95°F. Less than 85% relative humidity | |
Clean Up | Xylene | |
Color | Light Gray | |
Coverage | As Needed. | |
Density | 8-10 lbs/gal | |
Dry Time | Dry to touch in 6 hours. Retouch 12-16 hours. | |
Elongation | 150% ±50 | ASTM D-412 |
Flash Point | 80°F | |
Hardness | 69 Shore A | ASTM D-2240 |
Packaging | 1 gallon pail, 5 gallon pail | |
Permeability | 0.002 perms/in | ASTM E-96 |
Shelf Life | 90 Days @ 40°F-90°F | |
Solids by Weight | 79 ±2% | ASTM D-1644 |
Tensile Strength | 250 ±25 psi | ASTM D-412 |
Viscosity | 30,000 ± 10,000 cP | Brookfield |